For the U.S., Kerry is to sign the agreement Friday and then President Obama will ratify it before he leaves office in December, a senior U.S. official told CBS News in a conference call this week.
Time Frame. The average dolphin species can stay underwater for as long as eight to 10 minutes; some can remain submerged while holding their breath for 15 minutes. Dolphins breathe through their blowhole, which has a muscular flap that covers it when they go under water, keeping water out of their lungs. Size.
Health related question in topics Conditions Illness Biology .We found some answers as below for this question How long can an average person hold their breath,you can compare them. The current record for holding breath underwater is 8 minutes, 58 seconds. The average person can hold it a lot less. [ Source: http://www.chacha.com/question/how-long-can-an-average-person-hold-their-breath ] More Answers to How long can an average person hold their breath.